Mr.Smith gave a cashier a 50$ bill for a purchase of 38.70$.The cashier gave him a 10 dollar bill, two 1 dollar bills, and three dimes back.Did Mr.Smith get

No, the cashier gave him back too much money in change....she gave him 12.30

12.30 + 38.70 = 51   not 50 dollars     she should have given him a 10 dollar bill ONE one dollar bill and 3 dimes for 11.30

or 1 $10 bill, 2 $1 bill, 1 $.25, and 1 $.05